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WO/2020/126302A1 |
The invention relates to an earthing switch (12) for a medium- and/or high-voltage circuit device (10), wherein for earthing a contact element (18) of the circuit device (10) the earthing switch (12) has a movable switching element (20) ...
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WO/2020/091261A1 |
The present invention relates to a high speed earthing switch of a gas insulated switchgear and, more specifically, to a high speed earthing switch of a gas insulated switchgear, which includes an air blower so as to secure an improved a...
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WO/2020/064275A1 |
The invention relates to a contact arrangement and to a method for an isolating switch, comprising at least one contact arm (1) and comprising at least one mating contact piece (6). The contact arm (1) comprises at least one profile body...
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WO/2020/064277A1 |
The invention relates to a contact arm (1) and a relevant method for a disconnect switch, having at least one profile body (2) and at least one contact element (3), which is in electrical contact with the at least one profile body (2) an...
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WO/2020/057907A1 |
The present invention relates to a gripping group (31, 32) for a switch, changeover switch, disconnector or generally a power switch (1), said power switch (1) being mounted inside an insulated switch body (2) and comprising at least a m...
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WO/2020/057901A1 |
The present invention relates to a switch (1) comprising a switch body (2), suitable for containing switch components, at least two terminal contacts (34, 40), protruding from the switch body, at least one movable contact (29), which is ...
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WO/2020/025238A1 |
The invention relates to a drive apparatus (7) for an isolator switch (1). The drive apparatus (7) comprises a motor (19), a transmission (21) with a drive shaft (25), which can be driven in two opposite directions of rotation by the mot...
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WO/2020/025242A1 |
The invention relates to an isolating switch (1) comprising two contact parts (7, 8) that can move relative to one another between two end positions. A first contact part (7) has a first main contact (9) and a first auxiliary contact (11...
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WO/2019/242843A1 |
The invention relates to a potential equalisation system for a modular multi-level converter (1) having a plurality of converter modules (3) which each have a direct current source (13). The potential equalisation system comprises pole c...
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WO/2019/244224A1 |
The present invention provides a small and highly reliable operating device for a disconnect switch. The operating device comprises: a motor 1 capable of positive and negative rotation; a main shaft 6 that rotates in response to the outp...
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WO/2019/229073A1 |
The invention relates to a source inverter (10) for current with an intensity between 1000 A and 40,000 A comprising three phases, intended to connect an electrical load (6) to a backup electrical power source (4) in the event of the fai...
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WO/2019/215946A1 |
A switch in which one end portion (EP) of a blade (2) is pivotally mounted in pressure contact with a fixed contact (1a), and the other end portion (EF) is brought into pressure contact with a fixed contact (1b) by means of a rotating op...
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WO/2019/196026A1 |
Embodiments of the present disclosure provide a flexible conductor for connecting a main blade and a base of a disconnector. The flexible conductor comprises a first portion and a second portion, the first portion is fixed to the base an...
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WO/2019/186308A1 |
The invention relates to a center break switch having a contact system for electrical current conduction and bus transfer switching. The contact system comprises two moving contacts. One of the two moving contacts comprises a finger cont...
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WO/2019/180536A1 |
The invention relates to a switchgear having a turn and twist mechanism. The switchgear has a contact system for electrical current conduction and bus transfer switching. The contact system has a fixed contact assembly and a movable cont...
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WO/2019/171707A1 |
The purpose of the present invention is to provide a disconnector with which it is possible to mitigate the electric field of a fixed contact piece even when a shield molded from resin is not disposed, the disconnector being made smaller...
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WO/2019/165813A1 |
Provided is a combined electric appliance three-position mechanism, comprising a frame, wherein the frame is provided with a grounding switch operating device, a closing switch operating device, a three-position output device and a trip ...
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WO/2019/165812A1 |
The present invention provides a three-station mechanism of a load switch, comprising a rack. A grounding switch operation device, a closing switch operation device, and a three-station output device are provided on the rack. The three-s...
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WO/2019/161519A1 |
An electrical power distribution system includes a switch device coupled to a switchgear unit and selectively moveable between an open position and a closed position. The switch device includes a base frame, a main shaft rotatably couple...
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WO/2019/154332A1 |
A transformer truck for a transformer system is provided. The transformer truck defines a first direction, a second direction, and a third direction, the three directions orthogonal to each other. The transformer truck includes a housing...
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WO/2019/138383A1 |
The electrical switching device (1) according to the invention comprises: a conductive enclosure (2); a first insulating tube (4a) located inside the conductive enclosure (2); a switch (8) located inside the first insulating tube (4a); s...
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WO/2019/105277A1 |
A wire outlet assembly (1), and a negative contact assembly, positive contact assembly and fracture assembly that comprise the wire outlet assembly, the wire outlet assembly comprising: a flange support (5), wherein the flange support (5...
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WO/2019/097314A1 |
The invention relates to a switchgear (100) having bus transfer current switching capability by turn and twist mechanism. The switchgear comprises a contact system for electrical current conduction and bus transfer switching. The contact...
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WO/2019/073499A1 |
On load Sectioning Assembly, comprising a Contact Group (100) comprising an electric contact blade (117) connected to a drive shaft (119); a support pole (309) resting on a ground base (350); and a Maneuvering Group (200) for operating a...
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WO/2019/064446A1 |
This switch device (1) is provided with: a movable body (2) provided capable of reciprocal movement in a first direction and a second direction; a movable contactor (3) connected capable of relative reciprocal movement with respect to th...
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WO/2019/058631A1 |
In this switch, one end section (EP) of a blade (2) is pivotally mounted, in a pressure-contacting state, onto a fixed contactor (1a) while rotation operation of the blade (2) brings the other end section (EF) thereof into pressure-conta...
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WO/2019/038946A1 |
A circuit breaker comprises a make-break contact for making and breaking an electrical circuit, an open-contact spring, a toggle mechanism, and an electromagnetic operation mechanism. The open-contact spring biases the make-break contact...
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WO/2019/025434A1 |
The invention refers to a disconnector pole (214) for a gas insulated switchgear and a disconnector unit comprising at least two of the aforementioned disconnector poles (214). Moreover, the invention refers to a gas insulated switchgear...
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WO/2019/024291A1 |
A GIL power transmission system, power transmission line and grounding switch. The GIL power transmission system comprises a power transmission line, the power transmission line comprising a sleeve and a power transmission conductor prov...
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WO/2019/021351A1 |
This interlock device (3a) for a switch is provided with: a transmission section (40) in which one end (45) for outputting the on/off state of a first switch moves as the other end (46) moves; and a drive section (50) which moves the oth...
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WO/2018/235276A1 |
This opening-closing device (50) comprises: a tank (1) having a first through-hole (12a) formed therein; a fixed contact (2) housed inside the tank (1); a mobile contact (3) capable of moving back-and-forth between a position that establ...
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WO/2018/219354A1 |
An operating mechanism having three operating positions, the mechanism comprising: a front board (1), a rear board (2), an output module (8), an operating shaft module (3), a ground-side on-off switch board module (4), an isolation-side ...
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WO/2018/193139A1 |
The invention relates to a control mechanism (1) for use in distribution equipment (100), comprising at least one switch (2) and a disconnector (3), and designed to actuate the operations of switching on and/or off and/or disconnecting a...
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WO/2018/189778A1 |
This invention comprises, among a plurality of magnetic iron plates of a fixed iron core, mounting sections provided on some of the magnetic iron plates. In this invention, a driving shaft is led out to the exterior of the fixed iron cor...
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WO/2018/168445A1 |
This service plug 10 comprises: a main body part 11 having a pair of power busbars 22 connected to a power source circuit by being connected to first terminals C1 of a connector part C; a switch lever part 12 having inter-lock terminals ...
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WO/2018/158016A1 |
The invention relates to a force-transmitting unit (9) for a circuit breaker (1) for transmitting a driving force to a movable contact element (5) of the circuit breaker (1). The force-transmitting unit (9) comprises a switching rod (11)...
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WO/2018/153584A1 |
The invention relates to a switch arrangement (1) having two isolator switches (2, 3) and a circuit breaker (5). Each isolator switch (2, 3) has a contact connection (7, 9) and a contact element (13, 15) which is associated with the cont...
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WO/2018/139784A1 |
The present invention relates to a cutout switch having an arrester mounted therein, and the purpose of the present invention is to increase a lightning arrest protection effect by minimizing the distance between an arrester and a device...
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WO/2018/108990A1 |
The invention relates to a gas-insulated switchgear (GIS) (100) comprising a disconnector-earthing switch (DES), the DES (10) comprising a housing (11), a disconnector piston (30) and an earthing piston (40), the DES (10) further compris...
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WO/2018/095060A1 |
Provided is a locking device of an isolation breaker. The device is mounted in a control box of the breaker, the device comprising a substrate (1), a drive motor (2), a control motor (3), a drive shaft (4), a limiting shaft sleeve (5), a...
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WO/2018/090548A1 |
Disclosed is a double-break isolated switch module, comprising a housing, double-break switch devices and driving mechanisms, wherein the housing is internally provided with n sequentially connected sealed cavities, each having a group o...
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WO/2018/090549A1 |
An ultra-high-voltage power line disconnector, comprising a housing, double-break switch units, and drive mechanisms. N sealed chambers communicated in sequence are provided in the housing; a set of double-break switch units and a set of...
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WO/2018/086456A1 |
A double-break isolating switch having grounding linkage, comprising a housing, double-break switch devices, an isolating switch driving device, grounding switch devices, a grounding switch driving device, a grounding switch transmission...
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WO/2018/082385A1 |
A disconnect switch. Oval receiving grooves (111, 121) are respectively provided at corresponding positions of a base (11) and an upper housing (12) of the disconnect switch. A protruding column (31) is separately provided on both sides ...
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WO/2018/082384A1 |
A disconnect switch, especially a movable and stationary contact device on the disconnect switch. A movable and stationary contact device for a disconnect switch, comprising a movable contact (1) and a stationary contact (2). The movable...
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WO/2018/072825A1 |
The invention relates to a fixation assembly for a contact element in gas or air insulated switchgear for medium- or high-voltage use, which is electrically connecting the contact element to a main current path, and mechanically connecti...
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WO/2018/050390A1 |
The invention relates to an apparatus (1) and a method for switching medium and high voltages, comprising at least one isolating switch (2) for electrically isolating and/or connecting a current path by means of at least one isolating co...
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WO/2018/032304A1 |
A double-bladed high voltage disconnector, comprising a clamping base (1), insulators (2) mounted symmetrically on two sides of the clamping base (1), contact seats (3) fixedly mounted on the tops of the insulators (2), strike plates (4)...
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WO/2018/032307A1 |
A double-bladed high voltage disconnector, comprising a clamping base (1), insulators (2) mounted symmetrically on two sides of the clamping base (1), contact seats (3) fixedly mounted on the tops of the insulators (2), strike plates (4)...
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WO/2018/032303A1 |
A double-bladed high voltage disconnector, comprising a clamping base (1), insulators (2) mounted symmetrically on two sides of the clamping base (1), contact seats (3) fixedly mounted on the tops of the insulators (2), strike plates (4)...
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